
Squall, SeeD Mercenary | Legendary Creature | Human Knight Mercenary | Rough Divide — Whenever a creature you control attacks alone, it gains double strike until end of turn.
Whenever Squall deals combat damage to a player, return target permanent card with mana value 3 or less from your graveyard to the battlefield. | Yuu Fujiki

Golbez, Crystal Collector | Legendary Creature | Human Wizard | Whenever an artifact you control enters, surveil 1.
At the beginning of your end step, if you control four or more artifacts, return target creature card from your graveyard to your hand. Then if you control eight or more artifacts, each opponent loses life equal to that card's power. | Bachzim

The Wandering Minstrel | Legendary Creature | Human Bard | Lands you control enter untapped.
The Minstrel's Ballad — At the beginning of combat on your turn, if you control five or more Towns, create a 2/2 Elemental creature token that's all colors.
{3}{W}{U}{B}{R}{G}: Other creatures you control get +X/+X until end of turn, where X is the number of Towns you control. | Thanh Tuấn

Kuja, Genome Sorcerer | Legendary Creature | Human Mutant Wizard | At the beginning of your end step, create a tapped 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent." Then if you control four or more Wizards, transform Kuja. | Joshua Raphael

Jenova, Ancient Calamity | Legendary Creature | Alien | At the beginning of combat on your turn, put a number of +1/+1 counters equal to Jenova's power on up to one other target creature. That creature becomes a Mutant in addition to its other types.
Whenever a Mutant you control dies during your turn, you draw cards equal to its power. | Ignatius Budi

Noctis, Prince of Lucis | Legendary Creature | Human Noble | Lifelink
You may cast artifact spells from your graveyard by paying 3 life in addition to paying their other costs. If you cast a spell this way, that artifact enters with a finality counter on it. | Jeremy Chong

Sin, Spira's Punishment | Legendary Creature | Leviathan Avatar | Flying
Whenever Sin enters or attacks, exile a permanent card from your graveyard at random, then create a tapped token that's a copy of that card. If the exiled card is a land card, repeat this process. | John Tedrick